Finding the Fourth Proportional to 224,620.47, 309,976.92 and 122,646.83

Step by Step Solution

1. Step 1: Write the proportion equation
   224,620.47 : 309,976.92 = 122,646.83 : x
2. Step 2: Convert to fraction form
   224,620.47/309,976.92 = 122,646.83/x
3. Step 3: Cross multiply
   224,620.47x = 309,976.92 × 122,646.83
4. Step 4: Simplify right side
   224,620.47x = 38,017,685,061.28
5. Step 5: Solve for x
   x = 38,017,685,061.28/224,620.47
6. Step 6: Final answer
   x = 169,252.99